单词：endotransglycosylase
单词：endotransglycosylase 相关文章
From NPR news in Washington. I'm Jack Speer. A key Senate committee has sighed off on President Obama's budget blueprint setting the stage for debate on the 3.6 trillion dollars spending package some time next week. Approval by the Senate Budget Com
2009年NPR美国国家公共电台3月
Could there be a substance that both gives us the munchies and can help combat obesity? There may indeed be, according to research published in the Proceedings of the National Academy of Sciences. The Monell Center in Pennsylvania partnered with Kyus
Scientific American(十二)月
Alex wanted to become a citizen. He signed up for a citizenship class. He went to the first class. The teacher spoke only Spanish. All the other students spoke only Spanish. Alex spoke Spanish, too. He asked the teacher, Why are you speaking Spanish?
英语第1级听力-English Level 1
Alex wanted to become a citizen. He signed up for a citizenship class. He went to the first class. The teacher spoke only Spanish. All the other students spoke only Spanish. Alex spoke Spanish, too. He asked the teacher, Why are you speaking Spanish?
超级简单英语阅读
Science and technology. 科技。 Exercise and addiction. 锻炼也会上瘾。 Fun run. 奔跑的奥秘。 People, it seems, have evolved to be addicted to exercise. 人类似乎在进化过程中对锻炼上瘾了。 AS THE legions of gym bunnies a
经济学人科技系列
Eleven countries in the Pacific region have signed a major Asia-Pacific free trade agreement in Santiago, Chile. The deal is a new version of the Trans-Pacific Partnership from which the U.S. withdrew last year. The agreement is called the Comprehens
2018年VOA慢速英语(三)月
From VOA Learning English, this is the Health Lifestyle report. There may be something in your food that you cannot see and cannot taste. But it could be killing you. It is an artificial oil commonly called trans fat. Trans fat is a toxic chemical th
2018年VOA慢速英语(五)月
谈到视角，很多同学可能会问，当我谈论视角的时候，我在说什么。看以下GRE考试中的一句话： The large number of physiological and behavioral similarities between birds and mammals, which have separate evolutionary h
GRE英语
CARL AZUZ, CNN STUDENT NEWS ANCHOR: There's an old saying: It's not what you know, it's who you know. It might also be how you act. We're gonna make sense of that in just a bit. I'm Carl Azuz. Welcome to CNN Student News! First Up: Midterm Elections
CNN2010年(十一)月
Fridays are awesome! Just like the students and teachers at Ron Clark Academy, where I had the privilege of speaking yesterday. I'm Carl Azuz, bringing you 10 minutes of headlines, leaving out the commercials. Let's go ahead and get started. The fina
CNN2011年(二)月
Iran's state-run television station says three American tourists have been arrested after entering the country from northern Iraq without permission. The State Department is looking into the reports, as NPR's Allison Keyes reports. The three were re
2009年NPR美国国家公共电台8月
By Leta Hong Fincher Washington, DC 27 February 2007 watch Genealogy report Strom Thurmond and Al Sharpton A new genealogical study shows that a prominent African-American civil rights activist is descended from a slave owned in the mid-nineteenth c
2007年VOA标准英语（二月）
Roberta: You know, my birthday is coming up. John: Yeah, I know. What are you getting at? Roberta: Nothing. I was just thinking that its kind of an important birthday, a major birthday. John: Yes, I know. Spit it out. What are you driving at? Roberta
地道美语播客
Part 2. Green Transporation Festival. Keywords. Green Transporation Festival, oil, environment, reduce, other kinds of fuels. Vocabulary. hydrogen, propane, scooter, hybrid, ethanol. A. You are going to hear a report on green transporation festival.
step by step 3000 第一册
The Bierborse is an open-air event devoted to the art of brewing throughout the world. It is composed of two thirds beer-serving businesses and one third accompanying snack specialities. The range is supplemented by participants offering products typ
阅读空间
BEIJING, Nov. 4 (Xinhuanet) -- The amount of trans fat and other nutritional information will be marked on the labels of prepackaged food, according to the country's first national standard for food nutrition. The labeling will take effect on Jan 1,
英语新闻
A new study finds that sounds conveying negative emotions could be understood across cultural boundaries more readily than the sounds of positive emotions. Related Links Disa Sauter's paper in PNAS Things like laughter, crying, sighing, grunting ...
VOA标准英语2010年(二月)
What makes people dizzy when they spin? Rolling down a hill or spinning around in endless circles causes dizziness or vertigo because hair-like sensory nerve cells in our ears send wrong messages to our brain. The motions of our bodies are detected b
阅读空间
Science and technology 科学技术 Exercise and addiction 锻炼也会上瘾 Fun run 奔跑的奥秘 People, it seems, have evolved to be addicted to exercise 人类似乎在进化过程中对锻炼上瘾了 AS THE legions of gym bunnies and jogging
经济学人科技系列
饶舌:Gucci Mane - Bingo 相关介绍：来自亚特兰大的Radric Gucci Mane Davis，在发行了个人首张专辑《Trap House》四年之后，人气日渐高涨。 Bricks, Photo Shoot, Shirt Off and Stoopid and the Make the Trap Say Aye remix等
节奏布鲁斯